滞留性喷洒处理表面的吸水量小其灭蝇效果（） A.持效长 B.持效短 C.持效不受影响

阅读理解。

     It is over a year now since Cathy came to China. She is now living in Nanjing and has worked in a

computer factory for six months. The factory is in the north of the city, and her flat is in the south. But,

she has never been late for work. Cathy is very popular in the factory. She is kind to everybody and gets

on well with the Chinese workers. After work, in the evenings they visit each other and talk about almost

everything.

     However, Cathy has made up her mind to leave the factory. She is going to find a job in a travel service (旅行社).  "If I work in a travel service, I’ll be able to meet more people. J can learn more about China,"

she told her friends.

     One day last week she had a talk with the manager of the travel service.  He seemed pleased with her Chinese. At the end of the talk, he said, "I'll give you a ring in a week and tell you the result.” Now Cathy

is waiting for the answer. 

1. Cathy has been in China for______.

A. more than a year

B. half' a year

C. two and a half years

D. two years

2. She is______for work.

A. always late

B. always on time

C. never on time

D. often late

3. Almost in the factory knows Cathy______.

A. nobody

B. somebody

C. everybody

D. anybody

4. She wants to work in ______because shewants to know more about China and the Chinese people.

A. the south

B. the hometown

C. the north

D. the travel service

5. Cathy's ______must be quite good.

A. Chinese

B. maths

C. Japanese

D. physics

【有机化学基础】（15分）

白酒产品中的塑化剂主要源于塑料接酒桶、塑料输酒管、成品酒塑料内盖等。DBP是塑化剂的一种，可由下列路线合成：

已知以下信息：

（1）A的结构简式是________，D的结构简式是________，D→E的反应类型是________。

（2）D和H₂l：l反应生成E，则E官能团名称为________，DBP的分子式为________。

（3）由B和E以物质的量比1：2合成DBP的化学方程式为____________。

（4）写出同时符合下列条件的B的所有同分异构体的结构简式____________。

①能和NaHCO₃溶液反应生成CO₂③能使FeCl₃溶液发生显色反应

②能发生银镜反应              ④苯环上含碳基团处于对位

（5）写出B与碳酸氢钠溶液反应的化学方程式________。

写出C生成D的反应的化学方程式________。

渣口破损的主要原因是（）为多。

原发性肝癌肝肾阴虚证选用

A．茵陈蒿汤合桃红四物汤加减
B．滋水清肝饮合鳖甲煎丸加减
C．茵陈蒿汤合鳖甲煎丸加减
D．四苓散合四物汤加减
E．逍遥散合桃红四物汤加减

资料：某企业为增值税一般纳税人，2010年3月份发生以下经济业务(不考虑运费的增值税扣除问题)：
(1)5日，购进A材料100千克，每千克500元，合计买价50000元，增值税额8500元，运杂费900元，开出转账支票支付。
(2)7日，购进B材料500千克，每千克60元，合计买价30000元，增值税额5100元，开出商业汇票支付。
(3)9日，用现金支付上述购入B材料的运杂费500元。
(4)15日，向红星工厂同时购入A、B两种材料。A材料600千克，单价500元，买价300000元，增值税额51000元；B材料1000千克，单价60元，买价60000元，增值税额10200元。用转账支票支付A、B两种材料运杂费2400元，货款和税款暂欠。
(5)31日，根据材料采购明细账户的记录，编制下列材料采购成本计算表，分别计算A、B两种的实际成本，并转入“原材料”账户。
要求：根据上述经济业务编制会计分录，对A、B两种材料共同负担的费用按重量比例分配，并填制下列材料采购成本计算表。